Refactor code structure for improved readability and maintainability

Assets/_Game/Scripts/Enemies/Abilities/ContactChaseAbility.cs

@@ -0,0 +1,65 @@
+using System.Collections;
+using Animancer;
+using UnityEngine;
+using BaseGames.Enemies.Perception;
+
+namespace BaseGames.Enemies.Abilities
+{
+    /// <summary>
+    /// 循环追击 + 体接触伤害能力。
+    /// 追击期间每帧更新 MoveTo，失去感知后收招退出并恢复巡逻状态。
+    /// 可复用于任何需要"追击+接触伤害循环"的敌人。
+    /// </summary>
+    public class ContactChaseAbility : EnemyAbilityBase
+    {
+        [Header("动画")]
+        [SerializeField] private ClipTransition _loopClip;
+        [SerializeField] private ClipTransition _endClip;
+
+        [Header("感知与接触伤害")]
+        [SerializeField] private BodyContactDamage _contactDamage;
+        [SerializeField] private EnemySensorHub    _sensorHub;
+
+        [Tooltip("用于追击感知判断的传感器槽位名，通常为 \"aggro\"")]
+        [SerializeField] private string _aggroSlotName = "aggro";
+
+        protected override IEnumerator ExecuteCoroutine()
+        {
+            Phase = AbilityRunState.Active;
+
+            if (_loopClip.Clip != null)
+                _animancer.Play(_loopClip);
+
+            if (_contactDamage != null)
+                _contactDamage.enabled = true;
+
+            while (true)
+            {
+                if (_enemy.PlayerTransform == null) break;
+                if (_sensorHub != null && !_sensorHub.IsDetecting(_aggroSlotName, _enemy.PlayerTransform.gameObject))
+                    break;
+                _enemy.MoveTo(_enemy.PlayerTransform.position);
+                yield return null;
+            }
+
+            if (_contactDamage != null)
+                _contactDamage.enabled = false;
+
+            _enemy.StopMovement();
+
+            if (_endClip.Clip != null)
+            {
+                _animancer.Play(_endClip);
+                yield return EnemyAbilityWaits.Get(_endClip.Clip.length);
+            }
+
+            _enemy.SetAiPhase(AiPhase.Patrol);
+        }
+
+        protected override void OnInterrupted(InterruptReason reason)
+        {
+            if (_contactDamage != null)
+                _contactDamage.enabled = false;
+        }
+    }
+}